Transaction not yet indexed

5Pb21Hdig3uca1MGnhXDRVBcX7B5FYfAP5oXC6Awb3UnpqdGjV9kzfcZ1C7aE2PKCnbhHgzRjJe3qHz8rBSVgCgj

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.